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Do you know? – some truth about the livestock

Do you know? There will be some truth about the antimicrobials used in the food-production animals. Let me tell you some facts of the modern breeding industry through a set of data.

Truth 1: Tetracyclines are used the most.

The antibiotics most commonly used in livestock are tetracyclines, penicillin and macrolides, of which tetracycline is the most widely used, accounting for 65% of the total antibiotics consuption, more than the summation of all other antibiotics types.

antibiotics distribution used in the livestock

Truth 2: The quinolones is rising up, while the sulfonamides is decreasing

Take no account of the tetracycline, the consumption of various antibiotics has remained stable over the decade. It is worth noting that the use of quinolones in the market is increasing, while the use of sulfonamides is decreasing year by year.

antibiotics consumption in livestock from 2009 to 2017

Truth 3: Cattle and swine consume veterinary antibiotic the most

The consumption of antibiotics varies greatly among different animals species. The biggest consumption of antibiotics is cattle and pigs, which consume almost 80% of the antibiotics used in the livestock, which is closely related to the raising quantity of domestic animals.

antibiotic consumption proportion in livestock species

Truth 4: The demand for antibiotics is different for various animal species

The types of antibiotics needed by different kinds of livestock also vary greatly. In addition to tetracycline, the commonly used antibiotics in cattle are sulfonamides, penicillins, macrolides, cephalosporins and aminoglycosides. Commonly used in pigs are sulfonamides, macrolides, lincosamides and aminoglycosides. Chickens are commonly used sulfonamides, lincosamides and aminoglycosides; Turkeys are commonly used sulfonamides, penicillins, and aminoglycosides.

antibiotics types in various livestock species

Truth 5: The main routes of antibiotics intake are feed and water

The main intake methods of veterinary antibiotics include feed, drinking water, oral injection, etc. In the past ten years, the consumption of antibiotics in various ways has basically remained stable. Since 2015, the consumption of antibiotics in feed has decreased significantly, which should be related to the relevant policies of FDA.

 intake way of antibiotics in livestock from 2009 to 2017

Truth 6: Antibiotic types are different for various intake routes

Feed and drinking water are also the main sources of antibiotics for livestock. The antibiotics ingested through feed were mainly sulfonamides and tetracycline. However, the antibiotics ingested through drinking water are mainly penicillin and tetracycline. It is not difficult to know that the differences in the way of intake of different antibiotics should be related to their physical and chemical properties.

antibiotics difference between various intake routes


Datas came from FDA

Information Category